Tea polyphenols and alkaloids content using Soxhlet and direct extraction methods
Extraction efficiency of extraction methods on the content of polyphenols (catechins and gallic acid) and alkaloids (caffeine, theobromine and theophylline) from tea leaves is studied. Level of polyphenols and alkaloids in samples (leaf buds, young leaves, old leaves and Sabah black Tea) from Sabah...
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https://eprints.ums.edu.my/id/eprint/30170/1/Tea%20polyphenols%20and%20alkaloids%20content%20using%20Soxhlet%20and%20direct%20extraction%20methods.pdfhttps://eprints.ums.edu.my/id/eprint/30170/2/Tea%20polyphenols%20and%20alkaloids%20content%20using%20Soxhlet%20and%20direct%20extraction%20methods1.pdf